Fix ssh-tunnel reconnect problem by keeping reference to Fiber we want to yield to.

For more info look here: https://github.com/laverdet/node-fibers/issues/131

tools/deploy-galaxy.js

@@ -3,6 +3,7 @@ var files = require('./files.js');
 var path = require('path');
 var fs = require('fs');
 var unipackage = require('./unipackage.js');
+var fiberHelpers = require('./fiber-helpers.js');
 var Fiber = require('fibers');
 var request = require('request');
 
@@ -232,11 +233,7 @@ exports.logs = function (options) {
     galaxy.close();
   }
 
-  // XXX: should not be global, quick hack to force logs continuation work after
+  var lastLogId = null;
-  // reconnect. Since ssh-tunnel reconnect forces this method to rerun we need
-  // to preserve some global state.
-  if (typeof lastLogId === "undefined")
-    lastLogId = null;
   var logReader = getMeteor(options.context).connect(logReaderURL);
   var Log = unipackage.load({
     library: options.context.library,
@@ -278,7 +275,7 @@ exports.logs = function (options) {
     // (otherwise Node will continue running).
     logReader.close();
   } else {
-    Fiber.yield();
+    fiberHelpers.yieldForever();
   }
 };
 

tools/fiber-helpers.js

@@ -37,3 +37,11 @@ exports.parallelEach = function (collection, callback, context) {
   // Throw if any threw.
   _.each(futures, function (f) { f.get(); });
 };
+
+// https://github.com/laverdet/node-fibers/issues/131
+var fibersYieldForever = [];
+exports.yieldForever = function () {
+  fibersYieldForever.push(Fiber.current);
+  Fiber.yield();
+};
+